Insects: ITIS (2020)
- You have accessRestricted accessSeed production and propagation of northern bog violet (Viola nephrophylla) for Nokomis fritillary (Speyeria nokomis) butterfly habitat restorationDerek Tilley, James Spencer and Mary WolfNative Plants Journal, March 2022, 23 (1) 130-138; DOI: https://doi.org/10.3368/npj.23.1.130Derek TilleyUSDA Natural Resources Conservation Service Aberdeen Plant Materials Center PO Box 296 Aberdeen, ID 83210Roles: Plant Materials Center ManagerJames SpencerUSDA Natural Resources Conservation Service Roosevelt Field Office 815 South 400 West Roosevelt, UT 84066Roles: Area BiologistMary WolfUSDA Natural Resources Conservation Service Aberdeen Plant Materials Center PO Box 296 Aberdeen, ID 83210Roles: Plant Materials Center Agronomist
- You have accessRestricted accessSeeding date affects seed and biomass yield of Silphium integrifolium Michx. (silflower)Sydney Schiffner, Jacob M Jungers, David Van Tassel, Kevin P Smith and Craig C SheafferNative Plants Journal, March 2021, 22 (1) 30-44; DOI: https://doi.org/10.3368/npj.22.1.30Sydney SchiffnerThe Land Institute, Oilseeds Division, 2440 E Water Well Rd, Salina, KS 67401Roles: Research TechnicianJacob M JungersUniversity of Minnesota - Twin CitiesRoles: Assistant ProfessorDavid Van TasselThe Land InstituteRoles: Lead ScientistKevin P SmithUniversity of Minnesota - Twin CitiesRoles: ProfessorCraig C SheafferUniversity of Minnesota - Twin Cities, Department of Agronomy and Plant Genetics St Paul, MN 55108Roles: Professor